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Analytical microscopy studies of nitrogen solubility in austenite and ferrite upon welding of hyper duplex steel

Published online by Cambridge University Press:  30 July 2021

Geronimo Perez ,
André Pimenta ,
Jefferson F. D. F de Araujo ,
Juan Pardal ,
Sergio Maior Tavares ,
Marilia Diniz  and
Guillermo Solorzano
Geronimo Perez
Affiliation:
Departamento de Engenharia Mecânica, Universidade Federal Fluminense, Niterói, Rio de Janeiro, Brazil
André Pimenta
Affiliation:
Laboratório de Instrumentação e Simulação Computacional Científicas Aplicadas, Instituto Federal do Rio de Janeiro, Paracambi, Rio de Janeiro, Brazil
Jefferson F. D. F de Araujo
Affiliation:
Departamento de Física, Pontifícia Universidade Católica do Rio de Janeiro, Rio de Janeiro, Rio de Janeiro, Brazil
Juan Pardal
Affiliation:
Departamento de Engenharia Mecânica, Universidade Federal Fluminense, Niteroi, Rio de Janeiro, Brazil
Sergio Maior Tavares
Affiliation:
Departamento de Engenharia Mecânica, Universidade Federal Fluminense, Niteroi, Rio de Janeiro, Brazil
Marilia Diniz
Affiliation:
Programa de Pós-graduação em Engenharia Mecânica, Universidade Estadual do Rio de Janeiro, Rio de Janeiro, Brazil
Guillermo Solorzano
Affiliation:
Departamento de Engenharia Química e de Materiais, Pontifícia Universidade Católica do Rio de Janeiro, Rio de Janeiro, Rio de Janeiro, Brazil

Abstract

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Type
Microscopy and Microanalysis for Real World Problem Solving
Information
Microscopy and Microanalysis , Volume 27 , Supplement S1 , August 2021 , pp. 3196 - 3198
Copyright
Copyright © The Author(s), 2021. Published by Cambridge University Press on behalf of the Microscopy Society of America

References

Fonseca, GS, Oliveira, PM, Diniz, MG, Bubnoff, DV, Castro, JA. Sigma phase in superduplex stainless steel: formation kinetics and microstructural path. Materials Research. 2017;20(1):249-255. http://dx.doi.org/10.1590/1980-5373-mr-2016-0436.CrossRefGoogle Scholar
Kobayashi, DY, Wolynec, S. Evaluation of the low corrosion resistant phase formed during the sigma phase precipitation in duplex stainless steels. Materials Research. 1999;2(4):239-247. http://dx.doi.org/10.1590/S1516-14391999000400002.CrossRefGoogle Scholar
Tavares, SSM, Pardal, JM, Almeida, BB, Mendes, MT, Freire, JLF, Vidal, AC. Failure of superduplex stainless steel flange due to inadequate microstructure and fabrication process. Engineering Failure Analysis. 2018;84:1-10. http://dx.doi.org/10.1016/j.engfailanal.2017.10.007CrossRefGoogle Scholar
Pimenta, AR, Diniz, MG, Perez, G, Solorzano-Naranjo, IG. Nitrogen addition to the shielding gas for welding hyper-duplex stainless steel. Soldagem & Inspeção. 2019;25:e2512. https://doi.org/10.1590/0104-9224/SI25.12,ACrossRefGoogle Scholar